The moshav was founded in 1950 by immigrants from Romania on land located near the depopulated Palestinian village of Biyar 'Adas. It was initially named Yarkona BeHarhava (Hebrew: ירקונה בהרחבה, lit.'Yarkona Expansion') before being renamed after Psalm 36:8(9): "You give them drink from Your river of delights."
During the 2026 Iran War, a foreign worker from Thailand was killed on 18 March by shrapnel from a cluster munition on an Iranian missile.
↑Bitan, Hanna: 1948-1998: Fifty Years of 'Hityashvut': Atlas of Names of Settlements in Israel, Jerusalem 1999, Carta, p.52, ISBN965-220-423-4 (Hebrew)
↑Fabian, Emanuel. "Iranian cluster bombs kill foreign worker in Israel, 3 Palestinian women in West Bank", The Times of Israel, March 19, 2026. "According to footage of one of the impacts there, the missile that killed the foreign worker had carried a cluster bomb. The 30-year-old man sustained critical injuries from shrapnel in Moshav Adanim and was declared dead a short while later, the Magen David Adom ambulance service said. He was not immediately named."